SERVICE POOL CONTRACTORS GENERAL TRADE KNOWLEDGE EXAMINATION CONTENT INFORMATION

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Gervais James Leonard
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SERVICE POOL CONTRACTORS GENERAL TRADE KNOWLEDGE EXAMINATION CONTENT INFORMATION Revised September 14 The General Trade Knowledge portion of the examination is administered daily in Computer Based

1 SERVICE POOL CONTRACTORS GENERAL TRADE KNOWLEDGE EXAMINATION CONTENT INFORMATION Revised September 14 The General Trade Knowledge portion of the examination is administered daily in Computer Based Testing (CBT) format. It will consist of 60 equally weighted questions. (Note: Both parts of the Service Pool examination will be administered on the first day.) The examination will have questions relating to the following content areas and necessary knowledge for each area includes: reading and interpreting plans and specifications reading and interpreting codes basic mathematics (addition, subtraction, multiplication, division, calculations of area and volume, fractions, decimals, percentages, calculating the sides of triangles, square roots, powers of numbers, and solving simple algebraic equations for unknown variables) You should be prepared to respond to examination questions on any of the content areas listed. Questions asked and content areas tested on previous examinations should not be assumed to be the only possible questions to be asked or content areas to be tested on this examination. The percentage of questions shown for each content area may vary by as much as plus or minus three (3) percent. Please refer to the Candidate Information Brochure and the Reference List for additional information. Content Area A 10% Plumbing Work 1. Replacing and repairing recirculating lines knowledge of piping materials and applications knowledge of placement knowledge of associated fittings knowledge of valve knowledge of related components 2. Pressure testing recirculating lines knowledge of psi knowledge of hook-up and placement ability to understand pressure test results knowledge of dangers of pressure plugs and pressurized lines knowledge of open trench hazards knowledge of pressure testing techniques 3. Replacing and repairing filter equipment knowledge of filtration knowledge of type of filters knowledge of gauges and valves knowledge of placement of pumps knowledge of types and capacities of motors knowledge of piping and piping pressures knowledge of inlets and outlets 4. Replacing and repairing pumps knowledge of filtration knowledge of types of pumps and pump loads knowledge of grounding versus bonding knowledge of piping techniques and knowledge of pressures and flow 5. Replacing and repairing skimmers knowledge of filtration knowledge of types of skimmers knowledge of skimmer housings knowledge of strainer baskets knowledge of weirs and valves knowledge of vacuum cleaning connections, pressures, and overflow systems 6. Installing solar heaters knowledge of solar heating and practices knowledge of solar collectors knowledge of piping techniques and knowledge of pipe fittings knowledge of control Page 1 of 8

2 knowledge of pump 7. Installing conventional heaters (gas, heat pump, electric) knowledge of additional licensure knowledge of location knowledge of fire and gas codes knowledge of sizing and flow rates knowledge of heat exchangers for gas heaters knowledge of location of L.P. gas tanks or natural gas line for gas heaters knowledge of heat pumps for electric heaters knowledge of immersion elements for electric heaters 8. Installing automatic cleaners knowledge of piping knowledge of pipe fitting knowledge of fittings knowledge of pumps knowledge of filtration knowledge of materials knowledge of processes for automatic cleaners 9. Installing and repairing automatic feeders knowledge of piping techniques and knowledge of feeder chemical hazards and compatibility knowledge of pipe fitting knowledge of pipe materials knowledge of processes for automatic feeders knowledge of ORP sensor and ph adjuster 10. Calculating proper pipe size knowledge of hydraulics Content Area B 10% Deck Work 1. Repairing and replacing wood decks knowledge of pressure treated wood knowledge of other wood protection knowledge of carpentry knowledge of foundations knowledge of composite deck materials 2. Repairing and replacing masonry type decks (concrete, tile, stone, brick, and pavers) knowledge of sub-base materials knowledge of work knowledge of work placement knowledge of drainage and slope knowledge of drains and plumbing knowledge of form work knowledge of expansion and contraction protection knowledge of deck finishes knowledge of reinforcement materials knowledge of bonding new material to old knowledge of cleaning in preparation for repair knowledge of safety knowledge of expansion joints knowledge of maintaining strength of the deck knowledge of soil conditions knowledge of compaction knowledge of concrete placement Content Area C 10% Tile, Coping and Trim Work 1. Replacing and repairing tile and trim work knowledge of code knowledge of material properties knowledge of specific handling knowledge of measurements knowledge of measuring equipment knowledge of types of grouts and knowledge of adhesive knowledge of mortar knowledge of cleaning knowledge of leveling techniques and knowledge of architectural effects knowledge of mitering 2. Checking for level placement of materials knowledge of code knowledge of leveling equipment knowledge of leveling techniques and 3. Replacing and repairing gutters knowledge of code knowledge of leveling knowledge of slopes knowledge of concrete knowledge of finishes Page 2 of 8

3 knowledge of tile knowledge of plumbing knowledge of inlets and outlets knowledge of form work Content Area D 10% Accessory Work 1. Replacing and repairing electrical components knowledge of automatic timers knowledge of lights knowledge of electrical connections to chlorinating generators knowledge of electrical connections to heaters knowledge of electrical connections to pumps knowledge of automation devices 2. Installing diving boards and diving platforms knowledge of materials for diving boards knowledge of installation knowledge of safety knowledge of proper placement 3. Installing slides knowledge of materials for slides knowledge of installation knowledge of proper placement knowledge of safety 4. Installing ladders and rails knowledge of safety knowledge of water balancing knowledge of installation knowledge of electrical bonding knowledge of anchoring 5. Installing auxiliary lighting knowledge of fiber optic lighting knowledge of low voltage accent lighting 6. Installing pool and spa safety barriers knowledge of installation procedures knowledge of safety knowledge of gate 7. Utilizing pool blankets and covers knowledge of materials and types knowledge of the properties of materials knowledge of safety knowledge of installation knowledge of securing installation knowledge of chemical balance effects Content Area E 10% Interior Surface Preparation and Finishing 1. Performing interior pool and spa clean-ups knowledge of drawdown knowledge of complete pool draining knowledge of possible uplift and dewatering knowledge of chemicals knowledge of cleaning solutions knowledge of cleaning procedures knowledge of safety knowledge of disposal 2. Performing interior pool and spa plastering of pneumatically placed or poured concrete pools knowledge of gunite materials, procedures, and knowledge of shotcrete materials and procedures knowledge of concrete knowledge of concrete testing knowledge of concrete properties knowledge of form work knowledge of finishing and brazing knowledge of surface preparation knowledge of dewatering procedures knowledge of plastering materials 3. Resurfacing fiberglass pools and spas knowledge of materials knowledge of fiberglass resurfacing practices knowledge of soils knowledge of coping knowledge of leveling and installing knowledge of fiberglass pool shell construction 4. Installing lining in vinyl-lined pools knowledge of materials knowledge of methods knowledge of soils knowledge of pool wall construction knowledge of coping knowledge of leveling and installing knowledge of anchoring and bracing Page 3 of 8

4 Content Area F 10% Start Up 1. Pre-testing and balancing fill water and knowledge of saturation index knowledge of total alkalinity knowledge of hardness knowledge of metals knowledge of phosphates 2. Testing filters and filtration knowledge of differences between pressure and vacuum filtration knowledge of turnover rates knowledge of pumps 3. Balancing pool and spa water knowledge of saturation index and knowledge of solutions knowledge of total alkalinity knowledge of hardness knowledge of disinfecting knowledge of sanitizing knowledge of safety knowledge of chemical hazards 4. Perform equipment startup knowledge of equipment specifications knowledge of heating equipment knowledge of filtration equipment knowledge of auxiliary equipment knowledge of pumps Content Area G 35% Service and Maintenance 1. Demonstrating pool operation to the operator knowledge of mechanical and hydraulic systems knowledge of chemical systems knowledge of general pool care knowledge of safety knowledge of equipment knowledge of daily reports (commercial pools) 2. Sanitizing pools and spas through chlorination knowledge of chlorinating feeder types knowledge of safety knowledge of chlorinating and 3. Performing shock treatment or superchlorination knowledge of safety knowledge of chlorinating and techniques knowledge of chemical balancing knowledge of turbidity 4. Determining breakpoint chlorination knowledge of safety knowledge of chlorinating Page 4 of 8

5 and 5. Sanitizing pools and spas through chlorine generating salt system knowledge of electrolysis knowledge of safety knowledge of salt system knowledge of salt system procedures and knowledge of salt system equipment maintenance 6. Sanitizing pools and spas through oxidation knowledge of safety and 7. Testing and adjusting ph values knowledge of safety knowledge of chlorinating and 8. Testing and adjusting water hardness knowledge of safety knowledge of chlorinating and 9. Testing and adjusting total alkalinity knowledge of safety knowledge of chlorinating and 10. Testing and adjusting cyanuric acid knowledge of safety knowledge of chlorinating and Page 5 of 8

6 11. Testing and adjusting metals knowledge of safety and 12. Knowledge of the effect of chemical balances on staining knowledge of safety knowledge of chemicals knowledge of chemical properties knowledge of mixing procedures knowledge of chemical effects knowledge of storage procedures and knowledge of water balancing knowledge of filtration knowledge of pool and spa surface finishes 13. Cleaning D.E. filters by pressure backwashing and jet spraying knowledge of pump knowledge of safety knowledge of water clarity knowledge of gauges knowledge of drainage knowledge of valves knowledge of filter media 14. Backwashing sand filters knowledge of pump knowledge of safety knowledge of water clarity knowledge of gauges knowledge of drainage knowledge of valves knowledge of filter media knowledge of sand filter alternatives 15. Cleaning cartridge filters knowledge of pump knowledge of safety knowledge of water clarity knowledge of gauges knowledge of drainage knowledge of valves knowledge of filter media 16. Disinfecting and sanitizing decks and locker rooms knowledge of sodium hypochlorite knowledge of calcium hypochlorite knowledge of lithium hypochlorite knowledge of safety knowledge of chemical properties knowledge of mixing procedures knowledge of chemical effects knowledge of storage procedures and 17. Using other pool sanitizers (e.g., bromine, iodine, ozone, ultraviolet, ions) knowledge of safety knowledge of chemicals knowledge of chemical properties knowledge of mixing procedures knowledge of chemical effects and knowledge of storage procedures and knowledge of alternate sanitation device installation 18. Using other pool chemicals (e.g., flocculants, algaecides, sequestering agents, phosphate treatments, degreasers and defoamers) knowledge of safety Page 6 of 8

7 knowledge of chemicals knowledge of chemical properties knowledge of mixing procedures knowledge of filtration knowledge of filtration media knowledge of chemical effects and knowledge of storage procedures and 19. Testing and adjusting saturation index knowledge of safety knowledge of chlorinating techniques and procedures and knowledge of adjusting procedures 20. Replacing light bulbs and underwater lights knowledge of different voltage lights knowledge of proper safety procedures and knowledge of importance of GFCI knowledge of safe wiring and sealing water out knowledge of material specifications knowledge of bonding and grounding 21. Installing markers and signs to notify the public of safety procedures knowledge of safety knowledge of placement knowledge of location 22. Maintaining and repairing plumbing equipment knowledge of safety knowledge of piping knowledge of fittings knowledge of pipe fittings knowledge of piping protection knowledge of pressure knowledge of gauges knowledge of pressure testing knowledge of pumps knowledge of leak detection 23. Maintaining and repairing pool shells knowledge of leak detection knowledge of leak testing knowledge of safety knowledge of materials knowledge of the properties of materials knowledge of crack repair procedures 24. Evaluating and adjusting system knowledge of checking for correct turnover rate knowledge of checking for filtering media effectiveness knowledge of checking flow rate knowledge of testing and adjusting water chemistry knowledge of checking and clearing strainer baskets knowledge of automatic cleaner strainers knowledge of D.E. separation tank cleaning 25. Performing heater maintenance and repair knowledge of heating system efficiency knowledge of safety knowledge of system capacity knowledge of temperature measurements knowledge of effects of temperature knowledge of changes in temperature knowledge of effects of water chemistry on heater components knowledge of pool chemistry knowledge of gas and electric knowledge of additional licensure Content Area H 5% Safety Procedures 1. Complying with state and federal knowledge of state and federal codes knowledge of ADA knowledge of VGBA Page 7 of 8

8 2. Implementing a safety program knowledge of safety 3. Utilizing accident prevention techniques knowledge of storage procedures knowledge of safety knowledge of transportation and procedures knowledge of pool closure procedures Page 8 of 8

COMMERCIAL POOL CONTRACTORS GENERAL TRADE KNOWLEDGE EXAMINATION CONTENT INFORMATION

COMMERCIAL POOL CONTRACTORS GENERAL TRADE KNOWLEDGE EXAMINATION CONTENT INFORMATION Revised February 2001 The General Trade Knowledge portion of the examination will be administered on the morning of the